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    <title>Document</title>
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    <header>
        <h1>2048</h1>
        <!-- <a href="javascript:newgame();" id="newgamebutton">New Game</a> -->
        <input type="button" value="New Game" onclick="newgame()" id="newgamebutton">
        <p>score:<span id="score">0</span></p>
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